package demo;

public class StringBufferDemo10 {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		StringBuffer buf = new StringBuffer();
		buf.append("123");
		for (int i = 0; i < 100; i++) {
			buf.append(i);
		}
System.out.println(buf);
	}

}
